library linking error is driving me crazy

.travis.yml

@@ -12,16 +12,23 @@ install:
  # - conda info -a
  - conda create -q -n fenics19 -c conda-forge python=$TRAVIS_PYTHON_VERSION fenics==2019.1.0
  - conda activate fenics19
+ # - git clone --depth 1 https://github.com/hippylib/hippylib.git
+ # - cd hippylib
+ # - python setup.py install
+ # - git branch matmvmult
+ # - cd ../
+ # - export HIPPYLIB_PATH=$(pwd)/hippylib/
+ - cd ../
  - git clone --depth 1 https://github.com/hippylib/hippylib.git
  - cd hippylib
  - python setup.py install
  - git branch matmvmult
- - cd ../
  - export HIPPYLIB_PATH=$(pwd)/hippylib/
+ - cd hippyflow/
  - export HIPPYFLOW_PATH=$(pwd)/hippyflow/
- # - ls -lt 
- # - echo 'What is the problem'
+ - ls -lt 
+ - echo 'What is the problem'
 
 script:
- - ls -la 
+ - ls -lt
  - python hippyflow/test/test_derivativeSubspace.py